[医] 匙形梭状芽胞杆菌

SSS 2008-01-24

This is Scientific Americans' 60-Second Science. I am Karen Hopkin, this will just take a minute. Most school kids know that snakes can see with their noses, Vipers in particular have these organs on their noggins that allow them to see heat which he

发表于:2018-12-24 / 阅读(47) / 评论(0)

Scientific American(一)月

SSS 2009-09-28

Ever get a ringing in your ears after a loud blast of music on your iPod? Thats one example of the usually temporary condition called tinnitus, the sensation of sound even when no sound is being produced. But a new inventioncreated by high school stu

发表于:2018-12-24 / 阅读(89) / 评论(0)

Scientific American(九)月

VOA慢速英语 2008 0519b

THIS IS AMERICA - Inside the Complex Worlds of Deafness and Deaf Culture in America Hearing technology offers more hope than ever. Yet the devices are not always welcomed. Also, how one young woman is learning to accept herself for who she is. Trans

发表于:2019-01-11 / 阅读(49) / 评论(0)

VOA慢速英语2008年（五）月

60秒科学:Teen Inventors Fight Tinnitus

Teen Inventors Fight Tinnitus Irish teenagers Eimear OCarroll and Rhona Togher developed a treatment they hope will help people with tinnitus, an unpleasant ringing in the ears. Cynthia Graber reports Ever get a ringing in your ears after a loud blas

发表于:2019-01-30 / 阅读(92) / 评论(0)

60秒科学

英文歌曲：Delerium - A Poem For Byzantium 拜占庭的诗篇

来自加拿大温哥华的Delerium乐队，音乐融合了多种风格，然而自成一派迷离优雅的美感，也掺杂了许多民族元素在里面。这首A Poem For Byzantium，歌名总让人想到叶芝那首著名的《航向拜占庭》，

发表于:2019-02-11 / 阅读(56) / 评论(0)

金属

经济学人175:太空太阳能老兄传下来吧

Science and technology 科学技术 Solar power from space 太空太阳能 Beam it down, Scotty 老兄，传下来吧 Harvesting solar power in space, for use on Earth, comes a step closer to reality 在太空获取太阳能以供地球之用:梦想距

发表于:2019-02-16 / 阅读(52) / 评论(0)

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